A6 GSM/GPRS

A6 GPRS/GSM+GPS Shield has a chip named A6, it communicates with Catduino Uno via pins (RX, TX) with GPRS data. A6 support GPRS/GSM, it’s convenient to connect to the internet through GPRS wireless network. A6 GPRS/GSM can be also used to making/answering call, sending/receiving SMS messages. AT command is needed to control the shield.

Technical Data

Quad-band: 850/900/1800/1900MHz

GPRS mobile station class B

Compliant to GSM phase 2/2+

Class 4(2W@850/900MHz)

Class 1(1W@1800/1900MHz)

Supply voltage range: 3.4-4.4V, typical voltage: 4.0V.

Electric current: 1.3mA @ DRX=5

1.2mA @ DRX=9

Operate temperature: -30℃ to +80℃

Controlled by AT command via UART

Data transmit

GPRS Class 10: max85.6kbps&min842.8kbps

Support USSD/PBCH

Support CSD: max14.4kbps

Protocol stack: PPP/TCP/UDP/HTTP/FTP/SMTP/MUX

Features

Opening voltage: >3.4V

Average current in sleep mode: <3mA support: GSM, 2G in China mobile and China Union